#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
#include<assert.h>
unsigned int my_strlen(const char* str)
{
	assert(str);
	char* pt = str;
	while (*pt++)
	{
		;
	}
	return (pt - str - 1);

}
int main()
{
	char arr[10] = "tanksbit";

	int set = my_strlen(arr);

	printf("%d", set);

	return 0;
}